Properties

Label 2-945-1.1-c1-0-0
Degree $2$
Conductor $945$
Sign $1$
Analytic cond. $7.54586$
Root an. cond. $2.74697$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.618·2-s − 1.61·4-s − 5-s − 7-s + 2.23·8-s + 0.618·10-s − 3.47·11-s − 6.09·13-s + 0.618·14-s + 1.85·16-s + 6.61·17-s + 0.381·19-s + 1.61·20-s + 2.14·22-s + 4.38·23-s + 25-s + 3.76·26-s + 1.61·28-s + 2.85·29-s + 3·31-s − 5.61·32-s − 4.09·34-s + 35-s − 3·37-s − 0.236·38-s − 2.23·40-s − 0.618·41-s + ⋯
L(s)  = 1  − 0.437·2-s − 0.809·4-s − 0.447·5-s − 0.377·7-s + 0.790·8-s + 0.195·10-s − 1.04·11-s − 1.68·13-s + 0.165·14-s + 0.463·16-s + 1.60·17-s + 0.0876·19-s + 0.361·20-s + 0.457·22-s + 0.913·23-s + 0.200·25-s + 0.738·26-s + 0.305·28-s + 0.529·29-s + 0.538·31-s − 0.993·32-s − 0.701·34-s + 0.169·35-s − 0.493·37-s − 0.0382·38-s − 0.353·40-s − 0.0965·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 945 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 945 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(945\)    =    \(3^{3} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(7.54586\)
Root analytic conductor: \(2.74697\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 945,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6922583156\)
\(L(\frac12)\) \(\approx\) \(0.6922583156\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + T \)
7 \( 1 + T \)
good2 \( 1 + 0.618T + 2T^{2} \)
11 \( 1 + 3.47T + 11T^{2} \)
13 \( 1 + 6.09T + 13T^{2} \)
17 \( 1 - 6.61T + 17T^{2} \)
19 \( 1 - 0.381T + 19T^{2} \)
23 \( 1 - 4.38T + 23T^{2} \)
29 \( 1 - 2.85T + 29T^{2} \)
31 \( 1 - 3T + 31T^{2} \)
37 \( 1 + 3T + 37T^{2} \)
41 \( 1 + 0.618T + 41T^{2} \)
43 \( 1 + 7.76T + 43T^{2} \)
47 \( 1 - 10.7T + 47T^{2} \)
53 \( 1 - 6.61T + 53T^{2} \)
59 \( 1 - 10.7T + 59T^{2} \)
61 \( 1 - 1.14T + 61T^{2} \)
67 \( 1 - 12.7T + 67T^{2} \)
71 \( 1 - 8.85T + 71T^{2} \)
73 \( 1 + 2.52T + 73T^{2} \)
79 \( 1 - 10.7T + 79T^{2} \)
83 \( 1 + 14.4T + 83T^{2} \)
89 \( 1 - 13.4T + 89T^{2} \)
97 \( 1 - 16.0T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.11368122482799054800079482927, −9.298443919758692309828566255004, −8.309739996522110565456817230949, −7.67395611027058447743680314646, −6.97548809816371143076764884443, −5.35533968460624360786544167907, −4.96734930604886184472534409739, −3.69806748059809158939309358786, −2.61771849054135880875153288362, −0.69145868477614976384217980372, 0.69145868477614976384217980372, 2.61771849054135880875153288362, 3.69806748059809158939309358786, 4.96734930604886184472534409739, 5.35533968460624360786544167907, 6.97548809816371143076764884443, 7.67395611027058447743680314646, 8.309739996522110565456817230949, 9.298443919758692309828566255004, 10.11368122482799054800079482927

Graph of the $Z$-function along the critical line